./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label37.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fd13b6eefd056282ab182c424a10ef58cc99917 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label37.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fd13b6eefd056282ab182c424a10ef58cc99917 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:42,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:42,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:42,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:42,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:42,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:42,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:42,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:42,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:42,648 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:42,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:42,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:42,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:42,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:42,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:42,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:42,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:42,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:42,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:42,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:42,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:42,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:42,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:42,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:42,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:42,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:42,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:42,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:42,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:42,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:42,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:42,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:42,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:42,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:42,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:42,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:42,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:42,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:42,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:42,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:42,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:42,746 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:42,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:42,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:42,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:42,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:42,813 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:42,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:42,814 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:42,814 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:42,814 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:42,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:42,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:42,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:42,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:42,817 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:42,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:42,819 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:42,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:42,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:42,821 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:42,821 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:42,824 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:42,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:42,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:42,825 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:42,825 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:42,826 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:42,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:42,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:42,827 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fd13b6eefd056282ab182c424a10ef58cc99917 [2019-11-26 16:46:43,446 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:43,482 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:43,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:43,492 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:43,496 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:43,499 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label37.c [2019-11-26 16:46:43,659 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b14309696/f295303d1ab14dc3917ee9189d29d5a9/FLAG6d00edc00 [2019-11-26 16:46:45,336 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:45,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label37.c [2019-11-26 16:46:45,410 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b14309696/f295303d1ab14dc3917ee9189d29d5a9/FLAG6d00edc00 [2019-11-26 16:46:45,450 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b14309696/f295303d1ab14dc3917ee9189d29d5a9 [2019-11-26 16:46:45,458 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:45,464 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:45,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:45,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:45,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:45,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:45" (1/1) ... [2019-11-26 16:46:45,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:45, skipping insertion in model container [2019-11-26 16:46:45,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:45" (1/1) ... [2019-11-26 16:46:45,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:45,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:48,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:48,540 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:50,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:50,124 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:50,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50 WrapperNode [2019-11-26 16:46:50,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:50,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:50,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:50,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:50,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:50,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:50,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:50,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:50,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:50,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:50,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:50,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:50,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:50,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:51,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:51,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:51,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:52,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:52,123 INFO L168 Benchmark]: Toolchain (without parser) took 6654.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 909.7 MB in the end (delta: 40.5 MB). Peak memory consumption was 313.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:52,128 INFO L168 Benchmark]: CDTParser took 1.88 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:46:52,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4662.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:52,132 INFO L168 Benchmark]: Boogie Procedure Inliner took 731.65 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 746.4 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:52,135 INFO L168 Benchmark]: Boogie Preprocessor took 1248.95 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 909.7 MB in the end (delta: -163.3 MB). Peak memory consumption was 109.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:52,147 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.88 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4662.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 731.65 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 746.4 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1248.95 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 909.7 MB in the end (delta: -163.3 MB). Peak memory consumption was 109.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:56,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:56,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:56,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:56,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:56,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:56,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:56,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:56,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:56,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:56,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:56,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:56,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:56,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:56,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:56,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:56,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:56,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:56,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:56,328 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:56,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:56,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:56,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:56,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:56,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:56,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:56,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:56,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:56,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:56,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:56,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:56,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:56,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:56,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:56,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:56,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:56,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:56,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:56,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:56,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:56,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:56,387 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:56,427 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:56,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:56,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:56,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:56,437 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:56,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:56,438 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:56,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:56,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:56,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:56,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:56,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:56,441 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:56,441 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:56,443 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:56,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:56,443 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:56,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:56,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:56,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:56,446 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:56,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:56,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:56,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:56,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:56,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:56,450 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:56,450 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:56,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:56,451 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:56,453 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fd13b6eefd056282ab182c424a10ef58cc99917 [2019-11-26 16:46:57,108 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:57,137 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:57,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:57,149 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:57,153 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:57,155 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label37.c [2019-11-26 16:46:57,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca1f07cdc/c50013b7afa14faeb9c693cc1f848bbd/FLAGf93b75527 [2019-11-26 16:46:58,945 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:58,949 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label37.c [2019-11-26 16:46:59,018 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca1f07cdc/c50013b7afa14faeb9c693cc1f848bbd/FLAGf93b75527 [2019-11-26 16:46:59,060 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca1f07cdc/c50013b7afa14faeb9c693cc1f848bbd [2019-11-26 16:46:59,073 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:59,075 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:59,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:59,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:59,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:59,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:46:59,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59, skipping insertion in model container [2019-11-26 16:46:59,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:46:59,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:59,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:02,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:02,537 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:04,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:04,077 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:04,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:04 WrapperNode [2019-11-26 16:47:04,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:04,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:04,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:04,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:04,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:04" (1/1) ... [2019-11-26 16:47:04,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:04" (1/1) ... [2019-11-26 16:47:04,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:04,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:04,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:04,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:04,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:04" (1/1) ... [2019-11-26 16:47:04,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:04" (1/1) ... [2019-11-26 16:47:04,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:04" (1/1) ... [2019-11-26 16:47:04,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:04" (1/1) ... [2019-11-26 16:47:05,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:04" (1/1) ... [2019-11-26 16:47:05,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:04" (1/1) ... [2019-11-26 16:47:05,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:04" (1/1) ... [2019-11-26 16:47:05,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:05,583 INFO L168 Benchmark]: Toolchain (without parser) took 6500.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 941.2 MB in the end (delta: 9.1 MB). Peak memory consumption was 288.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:05,584 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:47:05,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5000.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:05,588 INFO L168 Benchmark]: Boogie Procedure Inliner took 568.98 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:05,594 INFO L168 Benchmark]: Boogie Preprocessor took 924.16 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 941.2 MB in the end (delta: -200.5 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:05,602 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5000.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 568.98 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 924.16 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 941.2 MB in the end (delta: -200.5 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...